Air Quality

Air Quality

Air Quality for May 23, 2025

Air pollution

Data on the main pollutant gases

Pollutant Value
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3

Daily Air Quality Index

The Daily Air Quality Index informs you about air pollution levels and offers recommended actions and health tips. The definition of each of the indices is given below.

Name Value
US - EPA standard
UK Defra Index coming soon

Hourly Air Quality for for May 23, 2025

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24.2 ℃

Wind speed 6.5 km

Wind direction NSW

Wind direction 193°

Humidity 98 %

Cloud cover 80 %

Pressure 1003 mb

Precipitation 2.41 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24.1 ℃

Wind speed 5 km

Wind direction NSW

Wind direction 200°

Humidity 98 %

Cloud cover 100 %

Pressure 1002 mb

Precipitation 0.91 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.9 ℃

Wind speed 4.7 km

Wind direction NSW

Wind direction 202°

Humidity 98 %

Cloud cover 100 %

Pressure 1002 mb

Precipitation 1.65 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.9 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 223°

Humidity 98 %

Cloud cover 100 %

Pressure 1001 mb

Precipitation 0.8 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.9 ℃

Wind speed 3.2 km

Wind direction NSW

Wind direction 240°

Humidity 98 %

Cloud cover 100 %

Pressure 1001 mb

Precipitation 0.67 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.9 ℃

Wind speed 5.8 km

Wind direction NSW

Wind direction 262°

Humidity 99 %

Cloud cover 100 %

Pressure 1002 mb

Precipitation 2.96 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24 ℃

Wind speed 5.4 km

Wind direction NSW

Wind direction 244°

Humidity 98 %

Cloud cover 100 %

Pressure 1002 mb

Precipitation 0.31 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24.1 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 293°

Humidity 97 %

Cloud cover 95 %

Pressure 1003 mb

Precipitation 0.67 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 25.1 ℃

Wind speed 11.2 km

Wind direction NSW

Wind direction 310°

Humidity 93 %

Cloud cover 100 %

Pressure 1003 mb

Precipitation 0.99 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24.8 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 307°

Humidity 93 %

Cloud cover 86 %

Pressure 1005 mb

Precipitation 0.84 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 25.6 ℃

Wind speed 10.4 km

Wind direction NSW

Wind direction 324°

Humidity 88 %

Cloud cover 98 %

Pressure 1005 mb

Precipitation 1.82 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 26.7 ℃

Wind speed 15.5 km

Wind direction NSW

Wind direction 338°

Humidity 82 %

Cloud cover 100 %

Pressure 1006 mb

Precipitation 1.64 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 25.4 ℃

Wind speed 16.6 km

Wind direction NSW

Wind direction 9°

Humidity 86 %

Cloud cover 100 %

Pressure 1006 mb

Precipitation 0.6 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.5 ℃

Wind speed 15.5 km

Wind direction NSW

Wind direction 38°

Humidity 89 %

Cloud cover 100 %

Pressure 1007 mb

Precipitation 0.12 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.1 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 45°

Humidity 89 %

Cloud cover 100 %

Pressure 1007 mb

Precipitation 0.03 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.8 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 43°

Humidity 86 %

Cloud cover 97 %

Pressure 1008 mb

Precipitation 0.02 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 24.6 ℃

Wind speed 17.3 km

Wind direction NSW

Wind direction 41°

Humidity 82 %

Cloud cover 84 %

Pressure 1008 mb

Precipitation 0.1 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 23.4 ℃

Wind speed 20.9 km

Wind direction NSW

Wind direction 36°

Humidity 83 %

Cloud cover 100 %

Pressure 1009 mb

Precipitation 0.02 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 21.9 ℃

Wind speed 20.2 km

Wind direction NSW

Wind direction 41°

Humidity 84 %

Cloud cover 84 %

Pressure 1010 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 20.8 ℃

Wind speed 17.6 km

Wind direction NSW

Wind direction 46°

Humidity 85 %

Cloud cover 48 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 20 ℃

Wind speed 16.2 km

Wind direction NSW

Wind direction 56°

Humidity 86 %

Cloud cover 56 %

Pressure 1012 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 19.3 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 71°

Humidity 86 %

Cloud cover 60 %

Pressure 1012 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 18.9 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 74°

Humidity 83 %

Cloud cover 45 %

Pressure 1013 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 18.3 ℃

Wind speed 11.5 km

Wind direction NSW

Wind direction 70°

Humidity 79 %

Cloud cover 51 %

Pressure 1013 mb

Precipitation 0 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 20.9 kph
Humidity avg 90 %